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RIVERBETA · pocket sheet

Canadian Border to Polebridge

North Fork Flathead · I-II · 24 mi · June–August
NO716 cfs
steady over 24h · water 43°F
prime 1,500–7,000 cfs
sunset 6:43 PM

Mile by mile

  • 1Upper Kintla RapidsII · RM 48.56 — Class II at mile 9.14 — the headline feature of the upper sub-segment. AW lists it as both an access waypoint and the named rapid for this reach.

Emergency

  • Emergencies. Dial 911. Cell coverage is limited throughout the corridor — plan to be self-reliant between accesses.
  • Primary rescue. North Valley Search & Rescue covers all three forks of the Flathead.
  • Nearest hospitals. Logan Health Whitefish and Logan Health Medical Center (Kalispell) are the primary regional facilities; serious trauma is flown to Kalispell or Missoula.
Field notes
Canadian Border to Polebridge river map
P Canadian BorderT Polebridgeshuttle 21.8 mi · ≈58 min
Last 7 days · USGS 12355500791737663769MONWEDFRISUN

USGS 12355500 · Conditions as of Oct 18, 2026, 11:45 PM · Partly Sunny, 64°F. Printed Oct 19, 2026, 12:59 AM— levels swing, wood moves. Verify the gauge and scout anything you can't read from upstream.